TecMate OptiMate Battery To Usb-C Charger The TecMate OptiMate Battery To Usb-C Charger ensures your Usb-C devices stay powered wherever you go. It connects directly to the battery, offering dependable charging for smartphones, tablets, and other Usb-C electronics. Features: Delivers fast and safe Usb-C charging for your portable devices Works best with 12 V lead-acid or 12.8 V lithium batteries Cable can be routed to mount wherever a Usb-C charging port is needed Battery lead with M6 (1/4) rings/eyelets (included) or 2-pin SAE connection fits most powersport battery terminals Rubber seals and caps at connection points to help protect from the elements 5V via Usb-C connector at up to 3300 mA - Automatically turns on and delivers USB power when vehicle engine is charging battery at 13.3 V or more Input (12.4 V) auto-off protects vehicle battery from total discharge Short circuit, overheat and over-voltage protection as battery lead includes in-line fuse Features Agm/Lfp monitor LED will blink every 5 seconds if battery charge 50 , sufficient to start vehicle engine Total length 80'' Battery eyelet to SAE connection length 20''